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Formula
atm = psi × 0.0680459639
Example
Example: convert 5 pounds per square inch to atmospheres.
5 psi = 0.34022982 atm
Conversion table
| pounds per square inch (psi) | atmospheres (atm) |
|---|---|
| 1 psi | 0.06804596 atm |
| 2 psi | 0.13609193 atm |
| 5 psi | 0.34022982 atm |
| 10 psi | 0.68045964 atm |
| 20 psi | 1.36091928 atm |
| 50 psi | 3.4022982 atm |
| 100 psi | 6.80459639 atm |
Explanation
These are both units.
How to convert pounds per square inch to atmospheres
- Start with the value in pounds per square inch (psi).
- Multiply it by 0.0680459639.
- The result is the measurement in atmospheres (atm).
Example: 5 psi → 0.34022982 atm
Frequently Asked Questions
How much is 5 pounds per square inch in atmospheres?
5 pounds per square inch is about 0.34023 atmospheres.
How many atmospheres is 1 pound per square inch?
1 pound per square inch is about 0.068046 atmospheres.
How many pounds per square inch is 1 atmosphere?
1 atmosphere is about 14.695949 pounds per square inch.
What is the difference between pounds per square inch and atmospheres?
Both measure pressure, but they are commonly used in different contexts. Pounds per square inch are often used in engineering and tire pressure, especially in US contexts. Atmospheres are used as a reference for standard atmospheric pressure.
Where are pounds per square inch and atmospheres used?
In practice: Pounds per square inch are often used in engineering and tire pressure, especially in US contexts. Atmospheres are used as a reference for standard atmospheric pressure.
Why does 1 pound per square inch equal 0.068046 atmospheres?
Because pressure units are defined with a fixed relationship (often relative to the pascal). To convert, multiply by that factor.